82774143

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 129111840

約数和(自身を除く): 46337697

約数列:

[1, 3, 9, 27, 37, 71, 81, 111, 213, 333, 389, 639, 999, 1167, 1917, 2627, 2997, 3501, 5751, 7881, 10503, 14393, 23643, 27619, 31509, 43179, 70929, 82857, 129537, 212787, 248571, 388611, 745713, 1021903, 1165833, 2237139, 3065709, 9197127, 27591381, 82774143]

約数ペア:

[(1, 82774143), (3, 27591381), (9, 9197127), (27, 3065709), (37, 2237139), (71, 1165833), (81, 1021903), (111, 745713), (213, 388611), (333, 248571), (389, 212787), (639, 129537), (999, 82857), (1167, 70929), (1917, 43179), (2627, 31509), (2997, 27619), (3501, 23643), (5751, 14393), (7881, 10503)]